Finding the Fourth Proportional to 9,639.05, 13,304.71 and 5,606.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,639.05 : 13,304.71 = 5,606.82 : x
2. Step 2: Convert to fraction form
   9,639.05/13,304.71 = 5,606.82/x
3. Step 3: Cross multiply
   9,639.05x = 13,304.71 × 5,606.82
4. Step 4: Simplify right side
   9,639.05x = 74,597,114.12
5. Step 5: Solve for x
   x = 74,597,114.12/9,639.05
6. Step 6: Final answer
   x = 7,739.05